Head noun: methodPostmodifier: of purification
| Same concepts | 
|---|
Broader concepts
| label | provenance | confidence | 
|---|
Narrower concepts
| label | provenance | confidence | 
|---|---|---|
| affinity chromatography | isap:54208328 | 0.626923 | 
| distillation | isap:81486315 | 0.471254 | 
| iodine | isap:390597740 | 0.392012 | 
| dialysis | isap:480312724 | 0.346749 |